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研究了Ａｌ，Ｍｎ含量，Ａｌ当量及浇注温度对高锰铝青铜合金强韧性的影响，优选了合适的合金成分，并分析了Ａｌ当量与力学性能之间的关系。
The effects of Al, Mn content, Al equivalent weight and pouring temperature on the toughness of high manganese aluminum bronze alloy were studied. The suitable alloy compositions were optimized and the relationship between Al equivalent and mechanical properties was analyzed.